Diffuser



FIG. 1 is a top perspective view of a first embodiment of a diffuser of the present invention;

FIG. 2 is a front elevational view of the diffuser of FIG. 1;

FIG. 3 is a rear elevational view of the diffuser of FIG. 1;

FIG. 4 is an elevational view of a first side of the diffuser of FIG. 1;

FIG. 5 is an elevational view of a second side of the diffuser of FIG. 1, wherein the second side is opposite the first side; and,

FIG. 6 is a top plan view of the diffuser of FIG. 1.

The subject matter shown in the figures above in dashed lines forms no part of the claimed invention. Further, the bottom view forms no part of the claimed invention. 

The ornamental design for a diffuser, as shown and described. 